Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932131AbVLSO5p (ORCPT ); Mon, 19 Dec 2005 09:57:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932149AbVLSO5p (ORCPT ); Mon, 19 Dec 2005 09:57:45 -0500 Received: from thebsh.namesys.com ([212.16.7.65]:32742 "HELO thebsh.namesys.com") by vger.kernel.org with SMTP id S932131AbVLSO5o (ORCPT ); Mon, 19 Dec 2005 09:57:44 -0500 Message-ID: <43A6CA3A.5010905@namesys.com> Date: Mon, 19 Dec 2005 17:56:58 +0300 From: "Vladimir V. Saveliev" Organization: Namesys User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.8) Gecko/20050511 X-Accept-Language: en-us, en MIME-Version: 1.0 To: LKML Subject: bug in get_name of export operations? X-Enigmail-Version: 0.91.0.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 644 Lines: 21 Hello Please point my error if I am wrong: fs/exportfs/expfs.c:get_name() opens a directory with: file = dentry_open(dget(dentry), NULL, O_RDONLY); which results in file where file->f_vfsmnt == NULL. Then fs/readdir.c:vfs_readdir() and, therefore, include/linux/fs.h:file_accessed(file) are called. file_accessed() calls fs/inode.c:touch_atime() which tryies to dereference mnt which is NULL. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/